5*(2a-3b), 5*(x^{2}-4x-2),5*(2a^{2}+3ab+4b-1) , -4*(2a-3b) , -4*(x^{2}-4x-2) , -4*(2a^{2}+3ab+4b-1)
5 * ( 2a -3b ) = 10a -15b
5 * (x² -4x -2) = 5x² -20x -10
5 * (2a² +3ab +4b -1)=10a²+15ab+20b-5
-4 * (2a -3b) =-8a+12b
-4*(x²-4x-2)=-4x²+16x+8
-4*(2a²+3ab+4b-1)=-8a²-12ab-16b+4
O coś takiego chodzi?
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5 * ( 2a -3b ) = 10a -15b
5 * (x² -4x -2) = 5x² -20x -10
5 * (2a² +3ab +4b -1)=10a²+15ab+20b-5
-4 * (2a -3b) =-8a+12b
-4*(x²-4x-2)=-4x²+16x+8
-4*(2a²+3ab+4b-1)=-8a²-12ab-16b+4
O coś takiego chodzi?